: 

     

     

          
           
           
          

.  

   -  

     ":      
".           

             
    :         
            
. 

              
                
             
             
            
             .
.   

           :  
           
           
.             

       :       
              
                
             
             
        .     
                
           
          ;     
            
            
.  

      :      
            
             . 
              
.        

              :  
              
             
      ;       
             
           
             
           
             
.     

            :  
            
             
           
.       